Isooctane, Surface tension 18mN/m at 20C, 30ml Back Catalog number: GUM 11.1 Availability: In the manufacturer's stock Price on request - + Recommended 676816 Tetracontane, 100 µg/ml, Hexane, 10ml Price on request 8909.14-100-T 5-Methyl-2,2',4,4'-tetrachlorodiphenylmethane Price on request 673731 Ametryn, 100 µg/ml, Ethyl acetate, 5ml Price on request